Home / 84,654.34-116,799.33-66,693.59

Finding the Fourth Proportional to 84,654.34, 116,799.33 and 66,693.59

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Solution

The fourth proportional to 84,654.34, 116,799.33 and 66,693.59 is: 92,018.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,654.34 : 116,799.33 = 66,693.59 : x
  2. Step 2: Convert to fraction form
    84,654.34/116,799.33 = 66,693.59/x
  3. Step 3: Cross multiply
    84,654.34x = 116,799.33 × 66,693.59
  4. Step 4: Simplify right side
    84,654.34x = 7,789,766,627.29
  5. Step 5: Solve for x
    x = 7,789,766,627.29/84,654.34
  6. Step 6: Final answer
    x = 92,018.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.